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Finding the Third Proportional to 41,721,762 and 64,547,307

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Solution

The third proportional to 41,721,762 and 64,547,307 is: 99,860,471.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,721,762 : 64,547,307 = 64,547,307 : x
  2. Step 2: Convert to fraction form
    41,721,762/64,547,307 = 64,547,307/x
  3. Step 3: Cross multiply
    41,721,762x = 64,547,307 × 64,547,307
  4. Step 4: Simplify right side
    41,721,762x = 4,166,354,840,952,249
  5. Step 5: Solve for x
    x = 4,166,354,840,952,249/41,721,762
  6. Step 6: Final answer
    x = 99,860,471.88

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.